Mineral substrate GDT Typ M
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Technical data
Mineralsubstrat GDT Typ M | BildSpacer
Graining:2-16 mm
Max. water capacity:> 20%
Percentage of air at
max. water capacity:		> 10 %
Water permeability:> 60 mm/min
pH-value (CaCl2):6,5-9,5
Salinity:< 3,5 g/l
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Features
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Mineral substrate GDT Typ M, for extensive roof greenery, manufactured according to the recommendations of FLL, stable to spreading fire, freeze-proofed and with solid structure, organic percentage < 4 %, supply and installation.

Important characteristics:
Weight (dry):Spacer600-1300 kg/m³
Weight (max. water):Spacer900-1600 kg/m³
Compression while
transport and installation:		Spacerca. 5 %
Packing:SpacerBagged cargo, silo,
Big Bag or in bulk
  • Solid structure
  • Stable to spreading fire
  • Freeze-proofed
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